Home / 11,998.34-16,557.67-6,693.15

Finding the Fourth Proportional to 11,998.34, 16,557.67 and 6,693.15

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Solution

The fourth proportional to 11,998.34, 16,557.67 and 6,693.15 is: 9,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.34 : 16,557.67 = 6,693.15 : x
  2. Step 2: Convert to fraction form
    11,998.34/16,557.67 = 6,693.15/x
  3. Step 3: Cross multiply
    11,998.34x = 16,557.67 × 6,693.15
  4. Step 4: Simplify right side
    11,998.34x = 110,823,001.77
  5. Step 5: Solve for x
    x = 110,823,001.77/11,998.34
  6. Step 6: Final answer
    x = 9,236.52

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.